GPU Comparison
RADEON
AMD Radeon 660M
CORE STATE
Rembrandt
VRAM
System Shared
CLOCK SPEED
1900 MHz
TDP
40 W
BUS WIDTH
System Shared
ARCHITECTURE
RDNA 2.0
PROCESS
6 nm
LAUNCH DATE
2022
VS
GEFORCE
RTX 6000D
CORE STATE
GB202
VRAM
84 GB
CLOCK SPEED
2430 MHz
TDP
600 W
BUS WIDTH
448 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
Analysis: AMD Radeon 660M vs NVIDIA RTX 6000D
the AMD Radeon 660M card from AMD and NVIDIA RTX 6000 deliver almost equal benchmark results in our head-to-head comparison. The benchmark deltas between both GPUs usually fall under single digits, positioning any a valid selection. The equivalence makes the decision interesting. Other factors grow more significant. Price frequently influences the choice.
For buyers uncertain between the AMD Radeon 660M card from AMD and NVIDIA RTX 6000, be assured that any choice delivers comparable gaming results. This performance data validates zero clear victor. Base your determination on additional factors and appreciate strong graphics results either way. The two are capable in their particular way. Select assuredly.
DETAILED SPECIFICATIONS
SPECIFICATION
660M
RTX 6000D
Core Specs
Shading Units
384
19,968
+5100.0%
Shaders
384
19,968
+5100.0%
TMUs
24
624
+2500.0%
ROPs
16
192
+1100.0%
Compute Units
6
—
SM Count
—
156
Clocks
Base Clock
1500 MHz
1590 MHz
Boost Clock
1900 MHz
2430 MHz
Memory Clock
System Shared
1750 MHz
28 Gbps effective
Memory
Memory Size
System Shared
84 GB
VRAM (MB)
—
86,016
Memory Type
System Shared
GDDR7
Memory Bus
System Shared
448 bit
Bandwidth
System Dependent
1.57 TB/s
Cache
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
2 MB
128 MB
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
30.40 GPixel/s
466.6 GPixel/s
Texture Rate
45.60 GTexel/s
1,516.3 GTexel/s
FP32 (TFLOPS)
1,459.2 GFLOPS
97.04 TFLOPS
FP64 (TFLOPS)
91.20 GFLOPS (1:16)
1.516 TFLOPS (1:64)
FP16 (TFLOPS)
2.918 TFLOPS (2:1)
97.04 TFLOPS (1:1)
AI/RT
RT Cores
6
156
+2500.0%
Tensor Cores
—
624
Power
TDP
40 W
600 W
TDP (W)
40
600
+1400.0%
Suggested PSU
—
1000 W
Power Connectors
None
1x 16-pin
Architecture
Architecture
RDNA 2.0
Blackwell 2.0
GPU Name
Rembrandt
GB202
Generation
Navi II IGP
(Rembrandt Mobile)
Blackwell PRO W
(x000)
Process Size
6 nm
5 nm
Transistors
13,100 million
92,200 million
Die Size
208 mm²
750 mm²
Foundry
TSMC
TSMC
Density
63.0M / mm²
122.9M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.0
3.0
CUDA
—
12.0
Shader Model
6.8
6.8
Physical
Slot Width
IGP
Dual-slot
Length
—
304 mm
12 inches
Height
—
137 mm
5.4 inches
Outputs
Portable Device Dependent
4x DisplayPort 2.1b
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Other
Launch Price
—
8,565 USD
Production
End-of-life
Active
Predecessor
Vega II IGP
Workstation Ada
Successor
Navi III IGP
—